Board Thread:Traders' Board/@comment-32750412-20171216045150/@comment-27248965-20171216122000

Avoid catching duplicated Pokémon of the same Evolutionary Family. Unless there are branch evolutions (e.g. Eevee, Poliwag, Oddish) or forms (e.g. Unown, Shellos), I don’t catch duplicated Pokémon of the same family. That is probably still not enough, though.